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प्रश्न
Complete the statement given below by filling in the blank with the correct word from the words given:
The component of air used in photosynthesis is ______ and the products of photosynthesis is oxygen.
विकल्प
oxygen
carbon dioxide
nitrogen
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उत्तर
The component of air used in photosynthesis is carbon dioxide and the products of photosynthesis is oxygen.
संबंधित प्रश्न
Tick (√) the most appropriate answer.
Symbiotic bacteria is not present in the nodules of :
Complete and balance the following equation
CaO + H2O →
The diagrams below represents an experiment to show the presence of a component of air.
- State why air is sucked from – outlet ‘B’ and not from outlet “A”
- State why the air is sucked ‘slowly’ from the outlet “B”
- State the observation seen after completion of the experiment.
- State the reason for the above observation seen.
- Name another component which if present in air as a pollutant would have given a similar observation
Name the following:
The type of bacteria which directly absorb nitrogen from the air and converted soluble nitrates in the soil.
Give word equation for the following conversion:
Nitric oxide to nitrogen dioxide
Solvay process is a method to manufacture
Explain carbon dioxide and its uses.
Give the components present in the air with a percentage?
Match the following
| 1. | Nitrogen | a. | Acid rain |
| 2. | CO2 | b. | Global warming |
| 3. | Melting of glaciers | c. | Volcanic gases |
| 4. | Corrosion of bridges | d. | Aerated drinks |
Explain the following observations very briefly
An empty glass in fact is not empty.
